CN103185921B - The joints of optical fibre - Google Patents
The joints of optical fibre Download PDFInfo
- Publication number
- CN103185921B CN103185921B CN201110450139.2A CN201110450139A CN103185921B CN 103185921 B CN103185921 B CN 103185921B CN 201110450139 A CN201110450139 A CN 201110450139A CN 103185921 B CN103185921 B CN 103185921B
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- China
- Prior art keywords
- optical
- collecting lens
- module
- optical fiber
- light emitting
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Abstract
A kind of joints of optical fibre, it includes shell and houses circuit board in the enclosure, photoelectric conversion module.Circuit board includes loading end.Photoelectric conversion module includes substrate, light emitting module, receipts optical module, contiguous block, first, second collecting lens and first, second optical fiber group.Substrate electrically connects with circuit board.Light emitting module and receipts optical module are fixed on the same surface of substrate.Contiguous block is fixed on substrate, and offers the first passage corresponding with light emitting module and the second channel corresponding with receiving optical module.The length bearing of trend of first, second passage is parallel to loading end.First, second collecting lens is respectively contained in first, second passage end near substrate.First optical fiber group is contained in first passage, and docks with the first collecting lens.Second optical fiber is contained in described second channel, and docks with the second collecting lens.The joints of optical fibre of the present invention, eliminate reflecting mirror, decrease optical signal loss in transmission way.
Description
Technical field
The present invention relates to USB (universal serial bus) (Universal Serial Bus, USB) field, particularly relate to a kind of optical fiber
Adapter.
Background technology
At present, utilize optical signal transmission data gradually to apply the USB field to personal computer, and concrete form embodies
Be two joints of optical fibre with the use of.The optical signal that the present light emitting module in the joints of optical fibre is launched must warp successively
Cross reflecting mirror, collecting lens, optical fiber get to another joints of optical fibre to carry out the transmission of signal.Owing to optical signal is passing
The reflection having to pass through reflecting mirror during passing gets to collecting lens, during optical signal is reflected, also can be lost
A part, so makes the efficiency of transmission of optical signal be lowered.
Summary of the invention
In view of this, it is necessary to provide a kind of joints of optical fibre, it can reduce optical signal loss in transmission way to carry
Rise the efficiency of transmission of optical signal.
A kind of joints of optical fibre, it includes a shell, a circuit board and a photoelectric conversion module.In described shell
Offer a containing cavity.Described containing cavity has an opening.Described circuit board is housed in described containing cavity.Described circuit board bag
Include a loading end.Described photoelectric conversion module includes a substrate, a light emitting module, receipts optical module, a connection
Block, first collecting lens, second collecting lens, a first optical fiber group and a second optical fiber group.Described substrate
It is fixed on described loading end, and is electrically connected with described circuit board.Described light emitting module and described receipts optical module are fixed on described base
On the surface that plate is relative with described opening, and electrically connect with described substrate.Described contiguous block is fixed on described substrate and opens with described
On the surface that mouth is relative, and stretch out described containing cavity from described opening.One and described light emitting module is offered on described contiguous block
The first passage of alignment and a second channel alignd with described receipts optical module, described light emitting module stretches into described first passage
In.Described receipts optical module stretches in described second channel.The length bearing of trend of described first passage and described second channel
Length bearing of trend is each parallel to described loading end.Described first collecting lens is contained in described first passage, and near institute
State light emitting module to arrange.Described second collecting lens is arranged in described second channel, and arranges near described receipts optical module.Institute
State the first optical fiber group to be contained in described first passage, and dock with described first collecting lens.Described second optical fiber is contained in
In described second channel, and dock with described second collecting lens.
The joints of optical fibre of the present invention, eliminate reflecting mirror so that optical signal needs not move through reflection in transmittance process,
Decrease optical signal loss in transmission way, improve the efficiency of transmission of optical signal.
Accompanying drawing explanation
Fig. 1 is the decomposing schematic representation of the joints of optical fibre of embodiment of the present invention.
Fig. 2 is the structural representation of the joints of optical fibre of Fig. 1.
Main element symbol description
The joints of optical fibre 100
Shell 10
Containing cavity 11
Opening 12
Circuit board 20
Loading end 21
First weld pad 22
First chip 23
Second chip 24
Photoelectric conversion module 30
Substrate 31
First surface 311
Second surface 312
Second weld pad 313
Light emitting module 32
Receive optical module 33
Contiguous block 34
First passage 341
Second channel 342
First collecting lens 35
First lenticule 350
Second collecting lens 36
Second lenticule 360
3rd collecting lens 37
3rd lenticule 370
4th collecting lens 38
4th lenticule 380
First optical fiber group 41
First optical fiber 410
Second optical fiber group 42
Second optical fiber 420
Following detailed description of the invention will further illustrate the present invention in conjunction with above-mentioned accompanying drawing.
Detailed description of the invention
Referring to Fig. 1 and Fig. 2, a kind of joints of optical fibre 100 provided for first embodiment of the invention, it includes one
10, circuit board 20 of shell and a photoelectric conversion module 30.
Described shell 10, substantially in rectangular-shaped structure, offers a containing cavity 11 inside it, described containing cavity 11 has
There is an opening 12.
Described circuit board 20 is contained in described containing cavity 11, and it includes a loading end 21, and described loading end 21 sets
It is equipped with 22, first chip 23 of multiple first weld pads and second chip 24.
Described photoelectric conversion module 30 is contained in described containing cavity 11, and is fixed on described circuit board 20.Described light
Electricity modular converter 30 includes that 31, light emitting module of a substrate 32, receives 33, contiguous block of optical module 34, the
One 36, first optical fiber group 41 of collecting lens 35, the second collecting lens and a second optical fiber group 42.
Described substrate 31 is substantially in rectangular-shaped structure, and includes orthogonal first surface 311 and second surface
312.The second weld pad 313 that multiple and described first weld pad 22 is corresponding it is provided with on described first surface 311.
Described light emitting module 32 and described receipts optical module 33 are arranged on described second surface 312 spaced reciprocally, and with
Described substrate 31 electrically connects.Described light emitting module 32 is used for first current signal is converted into first optical signal, and
Launch described first optical signal.Described receipts optical module 33 is used for receiving second optical signal from the external world, and by described second light
Signal is converted into second current signal.In present embodiment, described light emitting module 32 is vertical resonance surface laser diode.
Described first chip 23 electrically connects with described light emitting module 32, for providing described first to described light emitting module 32
Current signal.Described second chip 24 electrically connects with described receipts optical module 33, described in being produced by described receipts optical module 33
Second current signal is converted into a voltage signal.
Described contiguous block 34 is substantially in rectangular-shaped structure, and is fixed on the second surface 312 of described substrate 31, and from
Described opening 12 stretches out.Offer in described contiguous block 34 be parallel to each other and run through described contiguous block 34 first passage 341 and
Second channel 342.Described first passage 341 and described second channel 342 respectively with described light emitting module 32 and described receipts optical mode
Block 33 aligns, and the length bearing of trend of described first passage 341 and described second channel 342 is equal with described loading end 21
OK.Described light emitting module 32 and described receipts optical module 33 are stretched in first passage 341 described in people and described second channel 342 respectively.
Described first collecting lens 35 is contained in described first passage 341, and arranges near described light emitting module 32, uses
In the first optical signal that described light emitting module 32 is launched is assembled.Described second collecting lens 36 is contained in described second
In passage 342, and arrange near described receipts optical module 33, after described second optical signal received from the external world is assembled
Enter described receipts optical module 33.Described first collecting lens 35 includes multiple the first lenticule 350 arranged in array-like.Described
Second collecting lens 36 includes multiple the second lenticule 360 arranged in array-like.
Described 3rd collecting lens 37 is arranged on described first passage 341 one end away from described substrate 31.Described 3rd
The structure of collecting lens 37 is identical with described first collecting lens 35, and includes multiple first micro-with the plurality of respectively
The 3rd lenticule 370 that mirror 350 is corresponding.Described 4th collecting lens 38 is arranged on described second channel 342 away from described base
One end of plate 31.The structure of described 4th collecting lens 38 is identical with described second collecting lens 36, and includes multiple points
Fourth lenticule 380 the most corresponding with the plurality of second lenticule 360.
Described first optical fiber group 41 is used for transmitting described first optical signal, and described second optical fiber group 42 is used for transmitting described
Two optical signals.Described first optical fiber group 41 is contained in described first passage 341, and described second optical fiber group 42 is contained in described
In two passages 342, so that described first optical fiber group 41 and described second optical fiber group 42 are parallel to described loading end 21.Described first
Optical fiber group 41 includes many first optical fiber 410.The two ends of every first optical fiber 410 respectively with corresponding first lenticule
350 and the 3rd lenticule 370 of correspondence dock.Described second optical fiber group 42 includes many second optical fiber 420.Every second
The two ends of optical fiber 420 are docked with corresponding second lenticule 360 and corresponding the 4th lenticule 380 respectively.
The use process of the described joints of optical fibre 100 is as follows: when the described joints of optical fibre 100 are as optical signal launch end
Time, the first current signal that described first chip 23 provides is converted into the first optical signal by described light emitting module 32, and described first
After optical signal is launched away, assembled by described first collecting lens 35, then pass to institute by the first corresponding optical fiber 410
State after the 3rd collecting lens 37 assembles, enter another joints of optical fibre (not shown).When the described joints of optical fibre 100 are made
During for optical signal receiving terminal, described second optical fiber 420 receives described second optical signal from another joints of optical fibre (not shown),
After described second optical signal is assembled by described 4th collecting lens 38, pass to described second by described second optical fiber group 42 and gather
After optical lens 36 is converged again, received by described receipts optical module 33, the second optical signal that described receipts optical module 33 will be received
It is converted into the second current signal, and described second current signal is passed to described second chip 24.Described second chip 24 will
Described second current signal received is converted into described voltage signal.
Compared with prior art, the joints of optical fibre of the present invention, eliminate reflecting mirror so that optical signal is at transmittance process
In need not move through reflection, decrease optical signal transmission way in loss, improve the efficiency of transmission of optical signal.
In other embodiments, described first collecting lens 35 also can only include first lenticule 350, described
Two collecting lenses 36 also can only include second lenticule 360, then described first optical fiber group 41 and described second optical fiber group
42 also can only include first optical fiber 410 or second optical fiber 420.
In other embodiments, described substrate 31 could be secured on the inwall of described containing cavity 11.
In other embodiments, described second weld pad 313 could be secured on other surfaces of described substrate 31, then
Electrically connected with described first weld pad 22 by wire.
In other embodiments, described 3rd collecting lens 37 and described 4th collecting lens 38 also can save.
In other embodiments, in described first passage 341, may also set up multiple first subchannel 341a, described second
May also set up multiple second subchannel in passage 342, every first optical fiber 410 is respectively contained in first subchannel of correspondence
In 341a, every second optical fiber 420 is respectively contained in second subchannel of correspondence.
It is understood that for the person of ordinary skill of the art, can conceive according to the technology of the present invention and do
Go out other various corresponding changes and deformation, and all these change all should belong to the protection model of the claims in the present invention with deformation
Enclose.
Claims (7)
1. joints of optical fibre, including a shell, a circuit board and a photoelectric conversion module, offer in described shell
One containing cavity, described containing cavity has an opening, and described circuit board includes a loading end, and described photoelectric conversion module includes
One substrate, a light emitting module, a receipts optical module and a contiguous block, described substrate is fixed on described loading end, and
Electrically connect with described circuit board, it is characterised in that described circuit board is housed in described containing cavity, described light emitting module and described
Receiving optical module to be fixed on the surface that described substrate is relative with described opening, and electrically connect with described substrate, described contiguous block is solid
It is scheduled on the surface that described substrate is relative with described opening, and stretches out described containing cavity from described opening；Open on described contiguous block
If a first passage alignd with described light emitting module and a second channel alignd with described receipts optical module, described luminescence
Module stretches in described first passage, and described receipts optical module stretches in described second channel, and the length of described first passage extends
The length bearing of trend of direction and described second channel is each parallel to described loading end；Described photoelectric conversion module also includes one
First collecting lens, second collecting lens, a first optical fiber group and a second optical fiber group, described first collecting lens
Being contained in described first passage, and arrange near described light emitting module, described second collecting lens is arranged on described second and leads to
In road, and arrange near described receipts optical module；Described first optical fiber group is contained in described first passage, and gathers with described first
Optical lens docks；Described second optical fiber is contained in described second channel, and docks with described second collecting lens.
2. the joints of optical fibre as claimed in claim 1, it is characterised in that also set up on described circuit board first chip and
One the second chip, described first chip electrically connects with described light emitting module, for providing one first to described light emitting module
Current signal, described light emitting module is for being converted into the first optical signal by described first current signal；Described second chip and institute
Stating receipts optical module electrical connection, described receipts optical module is used for accepting second optical signal from the external world, and by described second optical signal
Being converted into second current signal, described second chip is for being converted into the second current signal that described receipts optical module produces
One voltage signal.
3. the joints of optical fibre as claimed in claim 1, it is characterised in that described first collecting lens includes multiple first micro-
Mirror, described second collecting lens includes that multiple second lenticule, described first optical fiber group include many first optical fiber, described second
Optical fiber group includes many second optical fiber, and described many first optical fiber dock one by one with the plurality of first lenticule respectively, described
Many second optical fiber dock one by one with the plurality of second lenticule respectively.
4. the joints of optical fibre as claimed in claim 3, it is characterised in that the described joints of optical fibre also include the 3rd optically focused
Lens and the 4th collecting lens, described 3rd collecting lens is arranged on the described first passage end away from described substrate,
The structure of described 3rd collecting lens is identical with described first collecting lens, and includes multiple respectively with the plurality of first
The 3rd lenticule that lenticule is corresponding, described 4th collecting lens is arranged on the described second channel end away from described substrate
Portion, the structure of described 4th collecting lens is identical with described second collecting lens, and includes multiple respectively with the plurality of
The 4th lenticule that second lenticule is corresponding.
5. the joints of optical fibre as claimed in claim 1, it is characterised in that multiple first weld pad, institute are set on described loading end
State substrate and also include a first surface relative with described loading end, described first surface arranges multiple and described first weldering
The second weld pad that pad connects one to one.
6. the joints of optical fibre as claimed in claim 5, it is characterised in that described substrate also includes hanging down mutually with described first surface
Straight second surface, described light emitting module and described receipts optical module are arranged on described second surface, and described contiguous block is fixed on
On described second surface.
7. the joints of optical fibre as claimed in claim 1, it is characterised in that described light emitting module is vertical resonance surface laser two pole
Pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110450139.2A CN103185921B (en) | 2011-12-29 | 2011-12-29 | The joints of optical fibre |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110450139.2A CN103185921B (en) | 2011-12-29 | 2011-12-29 | The joints of optical fibre |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103185921A CN103185921A (en) | 2013-07-03 |
| CN103185921B true CN103185921B (en) | 2016-12-21 |
Family
ID=48677181
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110450139.2A Expired - Fee Related CN103185921B (en) | 2011-12-29 | 2011-12-29 | The joints of optical fibre |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103185921B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101788701A (en) * | 2009-01-22 | 2010-07-28 | 河北华美光电子有限公司 | Parallel optical transceiver used for data transmission |
| CN102213805A (en) * | 2010-04-12 | 2011-10-12 | 安华高科技光纤Ip（新加坡）私人有限公司 | Opto-electronic transceiver module with castellated electrical turn |
| CN202083816U (en) * | 2011-05-03 | 2011-12-21 | 苏州旭创科技有限公司 | Optical transceiver module for broadband parallel optics |
| US8613559B2 (en) * | 2010-03-31 | 2013-12-24 | Sae Magnetics (H.K.) Ltd. | Universal serial bus connector |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7773836B2 (en) * | 2005-12-14 | 2010-08-10 | Luxtera, Inc. | Integrated transceiver with lightpipe coupler |
-
2011
- 2011-12-29 CN CN201110450139.2A patent/CN103185921B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101788701A (en) * | 2009-01-22 | 2010-07-28 | 河北华美光电子有限公司 | Parallel optical transceiver used for data transmission |
| US8613559B2 (en) * | 2010-03-31 | 2013-12-24 | Sae Magnetics (H.K.) Ltd. | Universal serial bus connector |
| CN102213805A (en) * | 2010-04-12 | 2011-10-12 | 安华高科技光纤Ip（新加坡）私人有限公司 | Opto-electronic transceiver module with castellated electrical turn |
| CN202083816U (en) * | 2011-05-03 | 2011-12-21 | 苏州旭创科技有限公司 | Optical transceiver module for broadband parallel optics |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103185921A (en) | 2013-07-03 |
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